84921165

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2027}}^1$

素因数の和:2071

約数の個数: 72

約数和(自身を含む): 180329760

約数和(自身を除く): 95408595

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 49, 57, 63, 95, 105, 133, 147, 171, 245, 285, 315, 399, 441, 665, 735, 855, 931, 1197, 1995, 2027, 2205, 2793, 4655, 5985, 6081, 8379, 10135, 13965, 14189, 18243, 30405, 38513, 41895, 42567, 70945, 91215, 99323, 115539, 127701, 192565, 212835, 269591, 297969, 346617, 496615, 577695, 638505, 808773, 893907, 1347955, 1489845, 1733085, 1887137, 2426319, 4043865, 4469535, 5661411, 9435685, 12131595, 16984233, 28307055, 84921165]

約数ペア:

[(1, 84921165), (3, 28307055), (5, 16984233), (7, 12131595), (9, 9435685), (15, 5661411), (19, 4469535), (21, 4043865), (35, 2426319), (45, 1887137), (49, 1733085), (57, 1489845), (63, 1347955), (95, 893907), (105, 808773), (133, 638505), (147, 577695), (171, 496615), (245, 346617), (285, 297969), (315, 269591), (399, 212835), (441, 192565), (665, 127701), (735, 115539), (855, 99323), (931, 91215), (1197, 70945), (1995, 42567), (2027, 41895), (2205, 38513), (2793, 30405), (4655, 18243), (5985, 14189), (6081, 13965), (8379, 10135)]